Seiko Cal. 5643 - 366

Seiko 5643-366

This Automatic model from 1968 features a 45mm Titanium case. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-7698f7cf9fec]

Also known as: Turtle, Baby Tuna

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
45mm
Case Thickness
9.2mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
160m
Dial Color
Navy
Jewels
19j
Frequency
36,000 bph
Power Reserve
57 hours
Year
1968

Related Models

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